CVE-2025-23921

WordPress Multi Uploader for Gravity Forms plugin <= 1.1.3 - Arbitrary File Upload vulnerability

9.0 Critical

Unrestricted Upload of File with Dangerous Type vulnerability in sh1zen Multi Uploader for Gravity Forms gf-multi-uploader allows Upload a Web Shell to a Web Server.This issue affects Multi Uploader for Gravity Forms: from n/a through <= 1.1.3.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: High
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.54%Up 0.5 points since Jan 23, 2025

What each source reports

CVE List Score used 9.0

WordPress Multi Uploader for Gravity Forms plugin <= 1.1.3 - Arbitrary File Upload vulnerability

Record: CVE-2025-23921
CVSS 3.1: 9.0 CriticalCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Weakness: CWE-434
Updated: 2026-11-02

EUVDEUVD-2025-3536 9.0

Record: EUVD-2025-3536
CVSS 3.1: 9.0 CriticalCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-x6x7-wx46-gh2c 9.0

Unrestricted Upload of File with Dangerous Type vulnerability in NotFound Multi Uploader for...

Unrestricted Upload of File with Dangerous Type vulnerability in NotFound Multi Uploader for Gravity Forms allows Upload a Web Shell to a Web Server. This issue affects Multi Uploader for Gravity Forms: from n/a through 1.1.3.

Record: GHSA-x6x7-wx46-gh2c
CVSS 3.1: 9.0 CriticalCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Weakness: CWE-434
Updated: 2026-11-02

NVD 9.0

Record: CVE-2025-23921
CVSS 3.1: 9.0 CriticalCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Weakness: CWE-434
Updated: 2026-11-02

Affected products

sh1zen multi uploader for gravity forms

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-23921 is a critical vulnerability (CVSS 9.0) in Sh1zen Multi Uploader For Gravity Forms, published January 22, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.54%, the 45th percentile. No source names a fixed version.